E01C 1/04

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9932712 Spiral ring full road interchange systemJul 31, 14Apr 03, 18Not available
9441331 Stacked city roadDec 21, 12Sep 13, 16Not available
9359725 Stepwise repeated destabilization and stabilization of highly collapsible soil mass by ‘soil nailing technique’ used for construction of railway/road underpassJul 17, 13Jun 07, 16COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
9322137 Method for building structures, particularly passages under operating railways or the likeAug 21, 12Apr 26, 16Not available
8950970 Double crossover merging interchangeJul 06, 12Feb 10, 15Not available
8915669 Cross street transit and multimodal multi-level station and pedestrian-oriented interchangeMay 31, 13Dec 23, 14Not available
8500359 Nonstop traffic system using half (1/2) cloverleaf and traffic method applied with the sameDec 02, 09Aug 06, 13Not available
8366342 System for continuous vehicular travel on crossing roadwaysJul 13, 12Feb 05, 13THE GALVIN PROJECT, INC.
8221023 System for continuous vehicular travel on crossing roadwaysFeb 06, 12Jul 17, 12THE GALVIN PROJECT, INC.
8109690 System for continuous vehicular travel on crossing roadwaysNov 04, 09Feb 07, 12THE GALVIN PROJECT, INC.
7473050 Single-layer interchange overpassAug 25, 04Jan 06, 09Not available
6685386 Intersection systemMay 18, 00Feb 03, 04Not available
5520478 Landscaped urban road intersectionNov 29, 94May 28, 96Not available
5049000 Continuous flow intersectionDec 23, 87Sep 17, 91Not available
4630961 Traffic intersectionFeb 29, 84Dec 23, 86Not available
4592673 Double-framed "H" form non-stop roadway interchangeMar 15, 85Jun 03, 86Not available
4458457 Overfilled arch out of prefab reinforced concrete shellsDec 03, 81Jul 10, 84Not available
4272210 Interchange systemSep 06, 79Jun 09, 81Shaji; Shigeo, Shoji; Kunio, Shoji; Michio,